Author Gravatar Image LADY ADA


Datasheet for the onboard regulator used (MIC5225 3.3V and 5.0V)

Source code

Original code for the Trinket/Gemma bootloader on github
We do not offer any support for this code, it is released as-is!
Please note: you cannot use the Adafruit USB VID/PID for your own non-Trinket/Gemma products or projects. Purchase a USB VID for yourself at


Trinket 3.3V Schematic:
Trinket 5V schematic
Last updated on 2014-04-23 at 06.04.58 PM Published on 2013-09-03 at 05.30.12 PM